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Faúndes A, Zaidi S.Faúndes A, et al.Int J Gynaecol Obstet. 2010 Jul;110 Suppl:S38-42. doi: 10.1016/j.ijgo.2010.04.009. Epub 2010 May 7.Int J Gynaecol Obstet. 2010.PMID: 20451197